window.CountQueuingStrategy
See: Web APIs - CountQueuingStrategy
CountQueuingStrategy(init)
Creates a new CountQueuingStrategy object with the provided high water mark.
Returns: CountQueuingStrategy  
| Param | Type | Description | 
|---|---|---|
| init | Object | Object with high water mark property. | 
| init.highWaterMark | number | The total number of chunks that can be contained in the internal queue before backpressure is applied. | 
highWaterMark : number
The high water mark.
size()
The size of chunk, always 1.